<script setup lang="ts">
import { ref, onMounted, onUnmounted ,computed,  watch,nextTick} from 'vue'
import StyleSet from './StyleSet.vue';
import { Handle, Position, useVueFlow } from '@vue-flow/core'
defineOptions({
  name: 'MessageHistoryNode'
})

const props = defineProps<{
  id: string;
  data: {
    name: string;
    database: string;
  };
  toObject?:()=>any
}>()

const { updateNodeData,updateNode} = useVueFlow()
const name = computed({
  get: () => props.data.name,
  set: (name) => updateNodeData(props.id, {...props.data, name: name }),
})
import useConnectionValid from './ts/connectionValid';
const { isValidConnection } = useConnectionValid();


// 节点属性
const database = ref(props.data.database || '');
watch(() => [database.value], ()=>{
  updateNodeData(props.id, {
    ...props.data,
    database: database.value,
  })
})
const AgentContentConainer = ref<HTMLElement | null>(null);

import { useProjectsStore } from '@/stores/projectsStore';
import type { Styles } from '@vue-flow/core';
let projectStore = useProjectsStore();
onMounted(() => {
  // console.log("props:", props)
    let now_store_node = projectStore.getNode(props.id);
    let STY = <Styles>now_store_node?.style || {};
    if (now_store_node) {
      WW.value = STY?.minWidth ? parseInt(STY.minWidth.toString()) : MaxWW;
      HH.value = STY?.minHeight ? parseInt(STY.minHeight.toString()) : MaxHH;
      Color.value = STY?.backgroundColor || MessageHistoryBackground;
    }
    nextTick(()=>{
          if (!AgentContentConainer.value) return;
    updateSize();
    const { width, height } = AgentContentConainer.value!.getBoundingClientRect();
    //console.log('AgentContentConainer:', width, height);
    })

});
import { MessageHistoryMinW, MessageHistoryMinH, MessageHistoryBackground } from './ts/default-node-style';
const MaxWW=MessageHistoryMinW;
const MaxHH=MessageHistoryMinH;
const WW = ref(MaxWW);
const HH = ref(MaxHH);
const Color= ref(MessageHistoryBackground);
const updateColor=(color:string)=>{
  Color.value = color;
  updateSize()
}
const onChangeSize = () => {
  updateSize()
}

const updateSize=()=>{
  WW.value = Math.max(WW.value, MaxWW);
  HH.value = Math.max(HH.value, MaxHH);
  updateNode(props.id, {...props, style:{minWidth: `${WW.value}px`,minHeight: `${HH.value}px`,backgroundColor: Color.value}})
  //console.log('更新样式:',props.toObject?.())
}
</script>

<template>
  
    <div class="NodeName"> <input :id="`${id}-input`" v-model="name"  class="nodrag" /> </div>
    <div class="NodeContent" ref="AgentContentConainer">
      <Handle id="flow-in" type="target" :class="['AgentFlowInputHandle', 'top-0']" :position="Position.Left" title="Flow In"
      :connectable="() => isValidConnection(props.id, 'flow-in', 'target')">
      <span class="HandleLeftSpan">Msg Flow In</span>
      </Handle>
    <Handle id="in-msg"  type="target" :class="['AgentMsg','top-1']" :position="Position.Left"  title="Input Message"  :connectable="()=>{return isValidConnection(props.id,'in-msg', 'target')}"><span class="HandleLeftSpan">Input Message</span></Handle>
      <Handle id="flow-in-image" type="target" :class="['AgentFlowInputHandle', 'top-2']" :position="Position.Left" title="Image Flow In"
      :connectable="() => isValidConnection(props.id, 'flow-in', 'target')">
      <span class="HandleLeftSpan">Image Flow In</span>
      </Handle>
      <Handle id="in-image"  type="target" :class="['AgentImage','top-3']" :position="Position.Left"  title="Input Image"  :connectable="()=>{return isValidConnection(props.id,'in-image', 'target')}"><span class="HandleLeftSpan">Input Image</span></Handle>


      <Handle id="msgs"  type="source" :class="['AgentMsgs','top-4']" :position="Position.Right"  title="Messages"  :connectable="()=>{return isValidConnection(props.id,'msgs', 'source')}">
        <span class="HandleRightSpan">Messages</span></Handle>

      <div class="NodeData">
        <!-- 第一行：textinput -->
        <div class="input-row">
          <label for="textInput">Database:</label>
          <input
            id="textInput"
            type="text"
            v-model="database"
            placeholder="your-database"
            :class="['text-input','nodrag']"
          />
        </div>
      </div>
    </div>
          <div class="setfooter2" style="height:30px;width:200px;">
    W:<span class="input2"> <input :id="`${id}-input1`" v-model="WW" class="nodrag" @change="onChangeSize" min="200" max="1000"> </span>
    H:<span class="input2"> <input :id="`${id}-input2`" v-model="HH" class="nodrag" @change="onChangeSize" min="100" max="500"> </span>
  </div>
  <div class="setfooter" style="height:30px;width:70px;">
    <StyleSet @update_style_color="updateColor"></StyleSet>
  </div>

</template>

<style scoped>
.setfooter{
position: absolute;
right:0;
bottom:3px;
}
.setfooter2{
position: absolute;
left:3px;
bottom:0px;
}
.input2 {
  position: relative;
  display: inline-block;
  font-size: 14px;
  text-align: center;
}
.input2 input {
  max-height: 20px;
  height:30px;
  width: 50px;
  border: none;
  outline: none;
  background: transparent;
  color: #333;
  font-size: 16px;
  padding: 8px 12px;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
  text-align: center;
  background-color: #00000000;
}
</style> 